<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        body{
            margin: 0;
            padding: 0;
            background-color: #e6e3de;
        }
        .phone{
            width: 280px;
            height: 500px;
            background-color: #2e2e2e;
            margin: 50px auto;
            border: #3b3b3b solid 15px;
            border-radius: 70px;
            position: relative;

        }
        .camera{
            width: 10px;
            height: 10px;
            border: 6px solid #4a4a4a;
            background-color: #1a1a1a;
            position: absolute;
            top:24px;
            left:128px;
            border-radius: 50%;
        }
        .telephone{
            width: 85px;
            height: 8px;
            border: 6px solid #4a4a4a;
            margin: 55px auto 0;
            border-radius: 10px;
            background-color: #1a1a1a;
        }
        .screen{
            width: 245px;
            height: 320px;
            border: rgba(16, 8, 9, 0.77) solid 4px;
            margin: 15px auto 0;
            background-color: #1a1a1a;
        }
        .screen span{
            font-size: 30px;
            line-height: 320px;
            color: azure;
            position: absolute;
            left: 65px;
        }
        .btn{
            width: 40px;
            height: 40px;
            border: black solid 1px;
            border-radius: 50%;
            position: absolute;
            overflow: hidden;
            left:120px;
            top: 438px;
            background-color: #1a1a1a;
        }
        .btn:before{
            content: '';
            width: 20px;
            height: 20px;
            border: 2px solid azure;
            display: block;
            border-radius: 6px;
            margin: 8px auto;
        }
    </style>
</head>
<body>
   <div class="phone">
       <div class="camera"></div>
       <div class="telephone"></div>
       <div class="screen">
           <span>iPhone 4S</span>
       </div>
       <div class="btn"></div>
   </div>
</body>
</html>